/*
 * Copyright 2007 National Bioinformatics Network
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package dgbgui.command;

import dgbgui.modeldocument.DGBModel;
import dgbgui.modeldocument.ModelDrivenWorkspace;

public class UpdateCurrentModelCommand implements Command {

    public UpdateCurrentModelCommand(DGBModel model) {
        m_newModel = model;
        m_oldModel = ModelDrivenWorkspace.getInstance().getModel();
    }
    
    public void execute() {
        ModelDrivenWorkspace.getInstance().setModel(m_newModel);

    }

    public boolean isUndoable() {
        return true;
    }

    public void redo() {
        ModelDrivenWorkspace.getInstance().setModel(m_newModel);

    }

    public void undo() {
        ModelDrivenWorkspace.getInstance().setModel(m_oldModel);
    }
    
    DGBModel m_oldModel;
    DGBModel m_newModel;

}
